APA (7th ed.) Citation

Armstrong, G., & Kotler, P. (2013). Marketing: An introduction (11th, global ed.). Pearson Education Ltd.

Chicago Style (17th ed.) Citation

Armstrong, Gary, and Philip Kotler. Marketing: An Introduction. 11th, global ed. Boston: Pearson Education Ltd, 2013.

MLA (9th ed.) Citation

Armstrong, Gary, and Philip Kotler. Marketing: An Introduction. 11th, global ed. Pearson Education Ltd, 2013.